RFR: 8213269: convert test/hotspot/jtreg/runtime/memory/RunUnitTestsConcurrently to gtest [v6]

[Mikhailo Seledtsov]

On Wed, 3 Mar 2021 16:05:45 GMT, Igor Ignatyev <iignatyev at openjdk.org> wrote:

>> OK. I saw gtestMain.cpp, gtestLauncher.cpp and a few others, and just followed that. I also see a number of test_camelCase.cpp: test_primitiveConversions.cpp, test_logSelectionList.cpp and so on. In fact, it seems the most prevalent pattern for gtests is test_camelCase.cpp.
>> 
>> Anyway, no problem, I can rename this file to concurrent_test_runner.inline.hpp
>
> apparently, I had a false memory, we indeed have more `camelCase` than `small_snake_case` files, so @mseledts, you will need to revert that. sorry for wasting your time. in my defense, most of the files are just `case` hence can be interpreted either way :)

No worries. I will 'git rename' it back to the original name, I hope this will work.

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PR: https://git.openjdk.java.net/jdk/pull/2436